Big Chocolate Chip Cookies | Emerils.com

Ingredients

• 2 1/4 cups flour
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 1 cup (2 sticks) unsalted butter, softened
• 3/4 cup granulated sugar
• 3/4 cup light brown sugar
• 1 teaspoon vanilla extract
• 1 large egg, cracked into a small cup or saucer
• 1/2 cup semisweet chocolate chips
• 1/2 cup milk chocolate chips
• 1/2 cup white chocolate chips
• 1 cup chopped, toasted walnut pieces, (optional)